+ /*
+ * Sanity check length of allocation descriptors and extended attrs to
+ * avoid integer overflows
+ */
+ if (iinfo->i_lenEAttr > bs || iinfo->i_lenAlloc > bs) {
+ make_bad_inode(inode);
+ return;
+ }
+ /* Now do exact checks */
+ if (udf_file_entry_alloc_offset(inode) + iinfo->i_lenAlloc > bs) {
+ make_bad_inode(inode);
+ return;
+ }
+ /* Sanity checks for files in ICB so that we don't get confused later */
+ if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB) {
+ /*
+ * For file in ICB data is stored in allocation descriptor
+ * so sizes should match
+ */
+ if (iinfo->i_lenAlloc != inode->i_size) {
+ make_bad_inode(inode);
+ return;
+ }
+ /* File in ICB has to fit in there... */
+ if (inode->i_size > bs - udf_file_entry_alloc_offset(inode)) {
+ make_bad_inode(inode);
+ return;
+ }
+ }
+